Mercury - Alternator - 8M0066357 Yamaha-F115A-2009 This is an irreversible step

This is an irreversible step which replicates the 2 vent holes in the OEM plug

and you’re setting yourself up for simpler boating—less troubleshooting

It fits 135–300hp Mercury and Mariner 2-stroke DFI engines

and MerCruiser Alpha One Gen II and Vazer sterndrives

A drain hole at the bottom of the holder helps to prevent any buildup of residue

Mercury - Alternator - 8M0066357 Yamaha-F115A-2009 This is an irreversible stepAlternator WARNING: This product can expose you to chemicals which are known to the State of California to cause cancer, birth defects or other reproductive harm. For more information go to P65Warnings. ca. gov.